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#
longest undefended border
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The border between
Canada
and the
United States of America
.
Canada
and the
US of A is
divided
by the
longest
undefended border. It was last defended in 1812.
by
doggoneitall
June 9, 2010
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Get the
longest undefended border
mug.
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Get the longest undefended bordermug. Get the longest undefended bordermug. Get the longest undefended bordermug. Get the longest undefended bordermug.